Service by an Impure Kohen - Kohen Tamei

Equating general transgressions of the kohanim with bringing korbanot in impurity: Pesachim 17a
Inability of an impure kohen to bring a korban: Moed Katan 15b-16a; Zevachim 16b, 22b
Distinguishing between the ability of an impure kohen to bring personal or communal korbanot: Zevachim 16b, 22b
Distinguishing between a kohen who has become impure from a sheretz, and a kohen who has become impure from a corpse: Zevachim 22b, 23a
Prohibition against eating korbanot while impure: Pesachim 24b
Applying the rules for korbanot which have been handled in impurity, to an entity which has been sanctified to be sold for Temple upkeep: Temurah 31a
Bringing a voluntary flour offering while impure: Menachot 51a
Having the Kohen Gadol prepare his personal flour offering even if he is impure: Menachot 50b, 51a
Bringing the flour and libations accompanying the daily korban while impure: Menachot 51a
Performing shechitah while impure: Zevachim 31b, 32a-bLeaning on the korban while impure: Zevachim 32a-b
Requiring a pure shochet, as a rabbinic decree lest the korban be rendered impure: Zevachim 32a
Performing kabbalat hadam while impure: Zevachim 15b
Whether ritzui tzitz works for an impure kohen: Zevachim 23b
Bringing the korban pesach or purification korban of a nazir if the kohen is impure, based on ritzui tzitz: Zevachim 23a-b
Bringing an offering with intent to have an impure person perform the service: Zevachim 36a